Alfenol

alfenol

[′al·fə‚nōl]
(metallurgy)
A permeability alloy that has 16% aluminum and 84% iron; it is brittle and at 572°F (300°C) can be rolled into thin sheets; used for transformer cores and tape recorder heads.

Alfenol

 

a soft magnetic alloy consisting of 16 percent aluminum and 84 percent iron. Alfenol is characterized by high magnetic permeability in weak fields (initial magnetic permeability to 3.61 megahenries [MH] per m; maximum to 145 MH/m [1 MH/m ≈ 796 gauss/oersted]).

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